Changzhou Dingang Metal Material Co., Ltd.
M.T./Whatsapp: 0086 18602595888
Office address: Room 1203, building 2, Zhixing Business Plaza, No.25 North Street, Zhonglou District, Changzhou City, Jiangsu Province, China

Tel: 0086 519 81187052,　0086 519 83275872
Fax: 0086 519 83293986 
Email: joey@cnchangsong.com  
Skype: